import java.util.StringTokenizer;


class ICPCP11172 {

    public static void main(String[] args) {
       
        int cases = Integer.parseInt(readLn());
       
        for (int k = 0; k < cases; k++) {
           
            StringTokenizer st = new StringTokenizer(readLn());
             int a = Integer.parseInt(st.nextToken());
             int b = Integer.parseInt(st.nextToken());
             
             if (a == b) System.out.println("=");
             else if (a > b) System.out.println(">");
             else if (a < b) System.out.println("<");
           
        }
       
    }
   
    static String readLn() {
        String newLine = System.getProperty("line.separator");
        StringBuffer buffer = new StringBuffer();
        int car = -1;
        try {
            car = System.in.read();
            while ((car > 0) && (car != newLine.charAt(0))) {
                buffer.append((char) car);
                car = System.in.read();
            }
            if (car == newLine.charAt(0))
                System.in.skip(newLine.length() - 1);
        } catch (java.io.IOException e) {
            return (null);
        }
        if ((car < 0) && (buffer.length() == 0))
            return (null);
        return (buffer.toString()).trim();
    }
   
   
}